Chapelcross produced much of the plutonium for Britain's nuclear bombs.

Chapelcross produced tritium, used in Trident warheads.

Tritium can cause cancer and can cause permanent changes to people's genes.

Humans can be injured by tritium if they eat plants or animals containing tritium.

Chapelcross disposed of liquid effluent through a pipeline into the Solway Firth.

Dumfries and Galloway has also been affected by sea pollution from the Sellafield nuclear plant and by the firing of depleted uranium shells near Kirkcudbright.

Hilda Murrell was also murdered.

Gary Murray, in his book Enemies of the State: A Sensational Exposé of the Security Services by a former MI5 Undercover Agent, describes McRae as the "most formidable opponent in Scotland" of the Nuclear industry.

Murray lists similarities between the deaths of Hilda Murrell and Willie MacRae: